Listes faunistiques invertébrés
Le Bedat à Gerzat 04427001
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 17/08/2011 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 12.0 |
| GFI | 4 |
| Variété taxonomique | 29 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 32.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 14.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 48.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Hydrophytes | Moyenne | A |
| P3 | Sables | Lente | B |
| P4 | Branchage, racines | Nulle | A |
| P5 | Granulats | Lente | B |
| P6 | Pierres, galets | Lente | C |
| P7 | Sables | Nulle | B |
| P8 | Litieres | Nulle | A |
| P9 | Sables | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Sables | Lente | C |
| P12 | Dalles, argiles | Lente | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Glossosomatidae | 189 | 1 | 2 | |
| Hydropsychidae | 211 | 12 | 2 | |
| Drusinae | 3120 | 2 | ||
| Rhyacophila lato-sensu | 183 | 1 | 5 | 4 |
| Sericostoma | 322 | 1 | ||
| Baetis | 364 | 26 | 127 | 2 |
| Serratella | 5152 | 2 | 5 | 2 |
| Platambus | 556 | 10 | 6 | |
| Elmis | 618 | 1 | ||
| Limnius | 623 | 1 | 5 | 3 |
| Hydraena | 608 | 1 | ||
| Ceratopogoninae | 822 | 1 | ||
| Chironomidae | 807 | 473 | 521 | 208 |
| Chelifera | 2884 | 1 | 1 | 5 |
| Clinocerinae | 9813 | 1 | 1 | |
| Hemerodromiinae | 3202 | 1 | 1 | |
| Dicranota | 765 | 3 | 5 | |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 1 | 40 | |
| Tipulidae | 753 | 4 | 8 | 9 |
| Calopteryx | 650 | 6 | 1 | |
| Copepoda | 3206 | 3 | ||
| Asellidae | 880 | 30 | 1 | 3 |
| Gammaridae | 887 | 183 | 111 | 239 |
| Gammarus | 892 | 482 | 73 | 63 |
| Ancylus | 1028 | 4 | 7 | 4 |
| Potamopyrgus | 978 | 13 | 65 | 84 |
| Lymnaeidae | 998 | 1 | ||
| Radix | 1004 | 2 | 1 | |
| Physidae | 995 | 1 | ||
| Pisidium | 1043 | 5 | 12 | 8 |
| Dendrocoelum | 1072 | 1 | ||
| Polycelis | 1064 | 2 | ||
| Erpobdellidae | 928 | 23 | 4 | 7 |
| Glossiphonia | 909 | 7 | 3 | 1 |
| Oligochaeta | 933 | 132 | 275 | 158 |
| Bryozoa | 1087 | 3 | ||
| Mermithoïdea | 3159 | 3 | 3 | 3 |
| Hydracarina | 906 | 3 | 3 | 3 |